ABL Circuits PCB Manufacture Removing Tin

Posted on December 5, 2018 at 12:03 pm

ABL Circuits PCB Manufacture Removing Tin

Once etched the panels are dried and inspected and are passed through a tin stripping machine containing nitric acid which removes all of the protected tin that is on the copper tracks leaving the panel, bare fibre glass with the copper tracks that will be the final board.